198551738

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 396576000

約数和(自身を除く): 198024262

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 149, 154, 187, 238, 298, 374, 509, 1018, 1043, 1309, 1639, 2086, 2533, 2618, 3278, 3563, 5066, 5599, 7126, 8653, 11198, 11473, 17306, 17731, 22946, 27863, 35462, 39193, 55726, 60571, 75841, 78386, 95183, 121142, 151682, 190366, 195041, 390082, 530887, 666281, 834251, 1061774, 1289297, 1332562, 1668502, 2578594, 5839757, 9025079, 11679514, 14182267, 18050158, 28364534, 99275869, 198551738]

約数ペア:

[(1, 198551738), (2, 99275869), (7, 28364534), (11, 18050158), (14, 14182267), (17, 11679514), (22, 9025079), (34, 5839757), (77, 2578594), (119, 1668502), (149, 1332562), (154, 1289297), (187, 1061774), (238, 834251), (298, 666281), (374, 530887), (509, 390082), (1018, 195041), (1043, 190366), (1309, 151682), (1639, 121142), (2086, 95183), (2533, 78386), (2618, 75841), (3278, 60571), (3563, 55726), (5066, 39193), (5599, 35462), (7126, 27863), (8653, 22946), (11198, 17731), (11473, 17306)]